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Disperse Red 9

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Identification
Molecular formula
C16H15N3O
CAS number
82-38-2
IUPAC name
1-[3-[4-(dimethylamino)phenyl]azophenyl]ethanone
State
State

At room temperature, 1-[3-[4-(dimethylamino)phenyl]azophenyl]ethanone is a solid.

Melting point (Celsius)
131.00
Melting point (Kelvin)
404.15
Boiling point (Celsius)
355.00
Boiling point (Kelvin)
628.15
General information
Molecular weight
268.31g/mol
Molar mass
268.3070g/mol
Density
1.2540g/cm3
Appearence

The compound appears as a red powder or dark red crystals. It is used widely as a dye in the textile industry due to its vivid color.

Comment on solubility

Solubility of 1-[3-[4-(dimethylamino)phenyl]azophenyl]ethanone

The solubility of 1-[3-[4-(dimethylamino)phenyl]azophenyl]ethanone can be quite intriguing due to its complex structure. Here are several key points regarding its solubility:

  • Solvent Dependence: This compound typically exhibits varying solubility in different solvents. For instance, it is more likely to dissolve in organic solvents such as ethanol or acetone.
  • Polarity Factor: The presence of the dimethylamino group imparts a degree of polarity, which can affect solubility in polar solvents.
  • Temperature Influence: Like many organic compounds, solubility tends to increase with temperature, leading to a higher solubility at elevated temperatures.
  • Concentration: At higher concentrations, solubility may reach a saturation point, leading to phase separation in a solution.

In summary, while 1-[3-[4-(dimethylamino)phenyl]azophenyl]ethanone can find itself soluble in a range of organic solvents, its solubility is intrinsically linked to factors such as solvent polarity, temperature, and concentration. This nuanced profile provides opportunities for tailored applications in various chemical processes.

Interesting facts

Interesting Facts about 1-[3-[4-(dimethylamino)phenyl]azophenyl]ethanone

This compound, known for its vibrant color and intriguing properties, is a prime example of a azo dye. Azo dyes are characterized by the presence of one or more azo groups (-N=N-) in their structure, which is responsible for their intense coloration. Here are some fascinating aspects of this compound:

  • Versatile Applications: This azo dye is utilized in various industries, including textiles, inks, and plastics, thanks to its vivid hues and stability.
  • Biological Activity: Some derivatives of azo dyes, including this one, have been studied for their potential roles as antibacterial and anticancer agents, showcasing their significance in biomedical research.
  • Coloration Mechanism: The intense coloration results from the interaction of the azo group with light, as the electrons in the azo bond can absorb specific wavelengths, leading to their characteristic colors.
  • Synthesis Challenges: Synthesizing azo compounds can be complex and must be conducted under controlled conditions to avoid unwanted side reactions, which highlights the need for precise laboratory techniques.

In addition to the above, it is essential to handle azo dyes with caution, as some may possess toxic properties or pose environmental concerns during their production and degradation. The field of azo dye research continues to evolve, focusing on developing safer, eco-friendly alternatives, making this compound a topic of ongoing interest within the scientific community.

"The chemistry of color not only adds aesthetic value but also serves diverse functionalities in our everyday lives."

Synonyms
1-(3-((4-(Dimethylamino)phenyl)azo)phenyl)ethanone
3789-78-4
BRN 1884534
3'-((p-Dimethylaminophenyl)azo)acetophenone
ACETOPHENONE, 3'-((p-DIMETHYLAMINOPHENYL)AZO)-
Ethanone, 1-(3-((4-(dimethylamino)phenyl)azo)phenyl)-
4-16-00-00502 (Beilstein Handbook Reference)
SCHEMBL22566824
DTXSID601032004